438725040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140617}}^1$

素因数の和:140646

約数の個数: 80

約数和(自身を含む): 1464677088

約数和(自身を除く): 1025952048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 140617, 281234, 421851, 562468, 703085, 843702, 1124936, 1406170, 1687404, 1828021, 2109255, 2249872, 2812340, 3374808, 3656042, 4218510, 5484063, 5624680, 6749616, 7312084, 8437020, 9140105, 10968126, 11249360, 14624168, 16874040, 18280210, 21936252, 27420315, 29248336, 33748080, 36560420, 43872504, 54840630, 73120840, 87745008, 109681260, 146241680, 219362520, 438725040]

約数ペア:

[(1, 438725040), (2, 219362520), (3, 146241680), (4, 109681260), (5, 87745008), (6, 73120840), (8, 54840630), (10, 43872504), (12, 36560420), (13, 33748080), (15, 29248336), (16, 27420315), (20, 21936252), (24, 18280210), (26, 16874040), (30, 14624168), (39, 11249360), (40, 10968126), (48, 9140105), (52, 8437020), (60, 7312084), (65, 6749616), (78, 5624680), (80, 5484063), (104, 4218510), (120, 3656042), (130, 3374808), (156, 2812340), (195, 2249872), (208, 2109255), (240, 1828021), (260, 1687404), (312, 1406170), (390, 1124936), (520, 843702), (624, 703085), (780, 562468), (1040, 421851), (1560, 281234), (3120, 140617)]